xtensa: ISS: don't use string pointer before NULL check
authorMax Filippov <jcmvbkbc@gmail.com>
Tue, 10 Aug 2021 23:08:06 +0000 (16:08 -0700)
committerMax Filippov <jcmvbkbc@gmail.com>
Wed, 11 Aug 2021 18:36:10 +0000 (11:36 -0700)
commit13066c303769b5c6bc67c0b990a4eb80058fb1b4
treecf8da77ec2e4af51ffd881cd7a799098695f0bc7
parent43ba2237281a59b40ea2393da9e89ea3a68de2a5
xtensa: ISS: don't use string pointer before NULL check

Move strlen call inside the if block that checks string pointer for NULL.
While at it also fix the following coccicheck warning:

./arch/xtensa/platforms/iss/console.c:204:10-11: WARNING comparing
pointer to 0.

Reported-by: Abaci Robot <abaci@linux.alibaba.com>
Signed-off-by: Jiapeng Chong <jiapeng.chong@linux.alibaba.com>
Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
arch/xtensa/platforms/iss/console.c